Automotive Cooling & Heating Parts

When you make engine modifications for more power, power-robbing heat increases—keeping cool is the key to maximum performance! Summit Racing has everything you need...

When you make engine modifications for more power, power-robbing heat increases—keeping cool is the key to maximum performance! Summit Racing has everything you need to offset that extra heat, including high performance radiators and oil coolers, electric fans, high-flow electric water pumps, and thermostats. We also have radiators and coolers for everything from stock replacements to street rods and other custom applications, plus flex fans, wiring kits, and radiator caps. If your heater or air conditioner has seen better days (or if your vehicle never had one!), we can help you out with heater cores, air conditioners,...

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Vintage Air Mock Up Air Conditioning Evaporator Cores 675150

Air Conditioning Evaporator Mock Up Unit, Gen-V Magnum, Plastic, Black, Each

Part Number: VTA-675150

Not Yet Reviewed

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Summit Racing™ Electric Fan Thermostat Sending Units SUM-890117

Fan Control, Temperature Sending Unit, Thermostatic, 185 Degrees On/175 Degrees Off, 3/8 in. NPT, Brass, Each

Part Number: SUM-890117

4.2 out of 5 stars ( 66 )

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Vintage Air Mock Up Air Conditioning Evaporator Cores 680000-VUA

Mock-up Unit, Gen-II Compact, Each

Part Number: VTA-680000-VUA

5.0 out of 5 stars ( 2 )

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Standard Motor Temperature Warning Light Sending Units TS-437

Warning Light Sending Unit, Engine Oil Temperature, Switch, Thread-in, Chevy, Each

Part Number: SMP-TS437

1.5 out of 5 stars ( 2 )

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Sierra Marine Coupler Water Tubes 18-3151

Marine Drive Unit Components, Water Coupling, Each

Part Number: RRA-18-3151

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Be Cool Electric Fan Sending Units 75029

Fan Control, Thermostatic, 185 Degrees On/165 Degrees Off, Sending Unit, Each

Part Number: BCI-75029

4.54 out of 5 stars ( 72 )

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Spal Electric Fan Replacement Sending Units 185-TS

Electric Fan Temperature Sending Unit, Replacement, Single, 3/8-18 NPT Thread Size, Each

Part Number: SPU-IX-185TS

4.44 out of 5 stars ( 63 )

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Vintage Air Replacement Electronic Control Units for 1968-1976 CORVETTE - 246204-PUA

Electronic Control Unit, Air Conditioning, Replacement, Black, Each

Part Number: VTA-246204-PUA

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Summit Racing™ Electric Fan Thermostat Sending Units SUM-890018

Fan Control Temperature Sending Unit, Thermostatic, 200 Degrees On/185 Degrees Off, 3/8 in. NPT, Brass, Each

Part Number: SUM-890018

3.89 out of 5 stars ( 54 )

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Painless Performance Temperature Sending Units 30111

Fan Control, Thermostatic, 185 Degrees On/170 Degrees Off, Each

Part Number: PRF-30111

3.97 out of 5 stars ( 37 )

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Universal Air Conditioner Under-Dash Units UN 0894C

Under Dash, 3 Speed, 12/24 V, 7.6/4.7 Amp, 600-681 Cu. Meters/Hr., 4,107-4,431 Kcal Cooling, 3,619-3,904 Kcal Heating, 404mm x 305mm x 156mm, Each

Part Number: UAC-UN0894C

4.5 out of 5 stars ( 2 )

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Maradyne Replacement Temperature Sending Units MFA108

Temperature Sending Unit, Replacement, On at 185 Degrees, Off at 170 Degrees, Thread-in, 3/8-18 NPT Size, Each

Part Number: MAR-MFA108

4.09 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Painless Performance Temperature Sending Units 30110

Fan Control, Thermostatic, 195 Degrees On/185 Degrees Off, Each

Part Number: PRF-30110

3.78 out of 5 stars ( 37 )

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Spal Electric Fan Replacement Sending Units 195-TS

Electric Fan Sending Unit, Replacement, Single, Thread-in, 3/8-18 NPT Thread Size, Each

Part Number: SPU-IX-195TS

3.89 out of 5 stars ( 28 )

Estimated Ship Date: Today

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Maradyne Replacement Temperature Sending Units MFA109

Temperature Sending Unit, Replacement, On at 195 Degrees, Off at 175 Degrees, Thread-in, 3/8-18 NPT Size, Each

Part Number: MAR-MFA109

3.79 out of 5 stars ( 19 )

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Painless Performance Temperature Sending Units 30113

Thermostat, 205 - 190 Degrees F, GM, Gen III, Each

Part Number: PRF-30113

3.43 out of 5 stars ( 14 )

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Be Cool Electric Fan Sending Units 75099

Fan Control, Thermostatic, 210 Degrees On/190 Degrees Off, Sending Unit, Each

Part Number: BCI-75099

4.38 out of 5 stars ( 21 )

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United Pacific Defrost Ducts C677215

Heater Ducting Components, Defrost Duct, Plastic, Black, Drivers Side, Chevy, GMC, Each

Part Number: UPD-C677215

5.0 out of 5 stars ( 1 )

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United Pacific Defrost Ducts C677216

Heater Ducting Components, Defrost Duct, Plastic, Black, Passenger Side, Chevy, GMC, Each

Part Number: UPD-C677216

Not Yet Reviewed

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Overflow Tank, Stainless Steel, Polished, 2.25 Pints, Each

Part Number: UPD-A6132

5.0 out of 5 stars ( 1 )

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